.strenghtify-checkbox {
    padding-left: 10px;
}

.strenghtify-checkbox label {
    display: inline-block;
    position: relative;
    padding-left: 5px;
}

.strenghtify-checkbox label::before {
    content: "";
    display: inline-block;
    position: absolute;
    width: 17px;
    height: 17px;
    left: 0;
    margin-left: -20px;
    border: 1px solid #cccccc;
    border-radius: 3px;
    background-color: #fff;
    -webkit-transition: border 0.15s ease-in-out, color 0.15s ease-in-out;
    -o-transition: border 0.15s ease-in-out, color 0.15s ease-in-out;
    transition: border 0.15s ease-in-out, color 0.15s ease-in-out;
}

.strenghtify-checkbox label::after {
    display: inline-block;
    position: absolute;
    width: 16px;
    height: 16px;
    left: 0;
    top: -1px;
    margin-left: -20px;
    padding-left: 3px;
    padding-top: 1px;
    font-size: 11px;
    color: #555555;
}

.strenghtify-checkbox input[type="checkbox"] {
    opacity: 0;
}

.strenghtify-checkbox input[type="checkbox"]:focus + label::before {
    outline: thin dotted;
    outline: 5px auto -webkit-focus-ring-color;
    outline-offset: -2px;
}

.strenghtify-checkbox input[type="checkbox"]:checked + label::after {
    font-family: 'FontAwesome';
    content: "\f00c";
}

.strenghtify-checkbox input[type="checkbox"]:disabled + label {
    opacity: 0.65;
}

.strenghtify-checkbox input[type="checkbox"]:disabled + label::before {
    background-color: #eeeeee;
    cursor: not-allowed;
}

.strenghtify-checkbox.strenghtify-checkbox-circle label::before {
    border-radius: 50%;
}

.strenghtify-checkbox.strenghtify-checkbox-inline {
    margin-top: 0;
}

.strenghtify-checkbox-primary input[type="checkbox"]:checked + label::before {
    background-color: #428bca;
    border-color: #428bca;
}

.strenghtify-checkbox-primary input[type="checkbox"]:checked + label::after {
    color: #fff;
}

.strenghtify-checkbox-danger input[type="checkbox"]:checked + label::before {
    background-color: #d9534f;
    border-color: #d9534f;
}

.strenghtify-checkbox-danger input[type="checkbox"]:checked + label::after {
    color: #fff;
}

.strenghtify-checkbox-info input[type="checkbox"]:checked + label::before {
    background-color: #5bc0de;
    border-color: #5bc0de;
}

.strenghtify-checkbox-info input[type="checkbox"]:checked + label::after {
    color: #fff;
}

.strenghtify-checkbox-warning input[type="checkbox"]:checked + label::before {
    background-color: #f0ad4e;
    border-color: #f0ad4e;
}

.strenghtify-checkbox-warning input[type="checkbox"]:checked + label::after {
    color: #fff;
}

.strenghtify-checkbox-success input[type="checkbox"]:checked + label::before {
    background-color: #5cb85c;
    border-color: #5cb85c;
}

.strenghtify-checkbox-success input[type="checkbox"]:checked + label::after {
    color: #fff;
}